99010902000 has 80 divisors (see below), whose sum is σ = 319211167392. Its totient is φ = 26402905600.

The previous prime is 99010901981. The next prime is 99010902007. The reversal of 99010902000 is 20901099.

It is a tau number, because it is divible by the number of its divisors (80).

It is a Harshad number since it is a multiple of its sum of digits (30).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (99010902007) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 8244909 + ... + 8256908.

Almost surely, 2^99010902000 is an apocalyptic number.

It is an amenable number.

99010902000 is an abundant number, since it is smaller than the sum of its proper divisors (220200265392).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

99010902000 is a wasteful number, since it uses less digits than its factorization.

99010902000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16501843 (or 16501827 counting only the distinct ones).

The product of its (nonzero) digits is 1458, while the sum is 30.

The spelling of 99010902000 in words is "ninety-nine billion, ten million, nine hundred two thousand".